21307279968

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:255

約数の個数: 432

約数和(自身を含む): 69269041296

約数和(自身を除く): 47961761328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 32, 36, 39, 48, 52, 58, 67, 72, 78, 87, 96, 101, 104, 116, 117, 134, 144, 156, 174, 201, 202, 208, 232, 234, 261, 268, 288, 303, 312, 348, 377, 402, 404, 416, 464, 468, 522, 536, 603, 606, 624, 696, 754, 804, 808, 841, 871, 909, 928, 936, 1044, 1072, 1131, 1206, 1212, 1248, 1313, 1392, 1508, 1608, 1616, 1682, 1742, 1818, 1872, 1943, 2088, 2144, 2262, 2412, 2424, 2523, 2613, 2626, 2784, 2929, 3016, 3216, 3232, 3364, 3393, 3484, 3636, 3744, 3886, 3939, 4176, 4524, 4824, 4848, 5046, 5226, 5252, 5829, 5858, 6032, 6432, 6728, 6767, 6786, 6968, 7272, 7569, 7772, 7839, 7878, 8352, 8787, 9048, 9648, 9696, 10092, 10452, 10504, 10933, 11658, 11716, 11817, 12064, 13456, 13534, 13572, 13936, 14544, 15138, 15544, 15678, 15756, 17487, 17574, 18096, 19296, 20184, 20301, 20904, 21008, 21866, 23316, 23432, 23634, 25259, 26361, 26912, 27068, 27144, 27872, 29088, 30276, 31088, 31356, 31512, 32799, 34974, 35148, 36192, 38077, 40368, 40602, 41808, 42016, 43732, 46632, 46864, 47268, 50518, 52722, 54136, 54288, 56347, 60552, 60903, 62176, 62712, 63024, 65598, 69948, 70296, 75777, 76154, 80736, 81204, 83616, 84941, 87464, 87971, 93264, 93728, 94536, 98397, 101036, 105444, 108272, 108576, 112694, 114231, 121104, 121806, 125424, 126048, 131196, 139896, 140592, 151554, 152308, 162408, 169041, 169882, 174928, 175942, 186528, 189072, 196243, 196794, 202072, 210888, 216544, 225388, 227331, 228462, 242208, 243612, 250848, 254823, 262392, 263913, 279792, 281184, 303108, 304616, 324816, 338082, 339764, 342693, 349856, 351884, 378144, 392486, 393588, 404144, 421776, 450776, 454662, 456924, 487224, 507123, 509646, 524784, 527826, 559584, 588729, 606216, 609232, 649632, 676164, 679528, 685386, 703768, 732511, 764469, 784972, 787176, 791739, 808288, 843552, 901552, 909324, 913848, 974448, 1014246, 1019292, 1049568, 1055652, 1104233, 1177458, 1212432, 1218464, 1352328, 1359056, 1370772, 1407536, 1465022, 1528938, 1569944, 1574352, 1583478, 1766187, 1803104, 1818648, 1827696, 1948896, 2028492, 2038584, 2111304, 2197533, 2208466, 2354916, 2424864, 2551159, 2704656, 2718112, 2741544, 2815072, 2930044, 3057876, 3139888, 3148704, 3166956, 3312699, 3532374, 3637296, 3655392, 4056984, 4077168, 4222608, 4395066, 4416932, 4709832, 5102318, 5409312, 5483088, 5691047, 5860088, 6115752, 6279776, 6333912, 6592599, 6625398, 7064748, 7274592, 7653477, 8113968, 8154336, 8445216, 8790132, 8833864, 9419664, 9938097, 10204636, 10966176, 11382094, 11720176, 12231504, 12667824, 13185198, 13250796, 14129496, 15306954, 16227936, 17073141, 17580264, 17667728, 18839328, 19876194, 20409272, 22764188, 22960431, 23440352, 24463008, 25335648, 26370396, 26501592, 28258992, 30613908, 34146282, 35160528, 35335456, 39752388, 40818544, 45528376, 45920862, 51219423, 52740792, 53003184, 56517984, 61227816, 68292564, 70321056, 73983611, 79504776, 81637088, 91056752, 91841724, 102438846, 105481584, 106006368, 122455632, 136585128, 147967222, 159009552, 182113504, 183683448, 204877692, 210963168, 221950833, 244911264, 273170256, 295934444, 318019104, 367366896, 409755384, 443901666, 546340512, 591868888, 665852499, 734733792, 819510768, 887803332, 1183737776, 1331704998, 1639021536, 1775606664, 2367475552, 2663409996, 3551213328, 5326819992, 7102426656, 10653639984, 21307279968]

約数ペア:

[(1, 21307279968), (2, 10653639984), (3, 7102426656), (4, 5326819992), (6, 3551213328), (8, 2663409996), (9, 2367475552), (12, 1775606664), (13, 1639021536), (16, 1331704998), (18, 1183737776), (24, 887803332), (26, 819510768), (29, 734733792), (32, 665852499), (36, 591868888), (39, 546340512), (48, 443901666), (52, 409755384), (58, 367366896), (67, 318019104), (72, 295934444), (78, 273170256), (87, 244911264), (96, 221950833), (101, 210963168), (104, 204877692), (116, 183683448), (117, 182113504), (134, 159009552), (144, 147967222), (156, 136585128), (174, 122455632), (201, 106006368), (202, 105481584), (208, 102438846), (232, 91841724), (234, 91056752), (261, 81637088), (268, 79504776), (288, 73983611), (303, 70321056), (312, 68292564), (348, 61227816), (377, 56517984), (402, 53003184), (404, 52740792), (416, 51219423), (464, 45920862), (468, 45528376), (522, 40818544), (536, 39752388), (603, 35335456), (606, 35160528), (624, 34146282), (696, 30613908), (754, 28258992), (804, 26501592), (808, 26370396), (841, 25335648), (871, 24463008), (909, 23440352), (928, 22960431), (936, 22764188), (1044, 20409272), (1072, 19876194), (1131, 18839328), (1206, 17667728), (1212, 17580264), (1248, 17073141), (1313, 16227936), (1392, 15306954), (1508, 14129496), (1608, 13250796), (1616, 13185198), (1682, 12667824), (1742, 12231504), (1818, 11720176), (1872, 11382094), (1943, 10966176), (2088, 10204636), (2144, 9938097), (2262, 9419664), (2412, 8833864), (2424, 8790132), (2523, 8445216), (2613, 8154336), (2626, 8113968), (2784, 7653477), (2929, 7274592), (3016, 7064748), (3216, 6625398), (3232, 6592599), (3364, 6333912), (3393, 6279776), (3484, 6115752), (3636, 5860088), (3744, 5691047), (3886, 5483088), (3939, 5409312), (4176, 5102318), (4524, 4709832), (4824, 4416932), (4848, 4395066), (5046, 4222608), (5226, 4077168), (5252, 4056984), (5829, 3655392), (5858, 3637296), (6032, 3532374), (6432, 3312699), (6728, 3166956), (6767, 3148704), (6786, 3139888), (6968, 3057876), (7272, 2930044), (7569, 2815072), (7772, 2741544), (7839, 2718112), (7878, 2704656), (8352, 2551159), (8787, 2424864), (9048, 2354916), (9648, 2208466), (9696, 2197533), (10092, 2111304), (10452, 2038584), (10504, 2028492), (10933, 1948896), (11658, 1827696), (11716, 1818648), (11817, 1803104), (12064, 1766187), (13456, 1583478), (13534, 1574352), (13572, 1569944), (13936, 1528938), (14544, 1465022), (15138, 1407536), (15544, 1370772), (15678, 1359056), (15756, 1352328), (17487, 1218464), (17574, 1212432), (18096, 1177458), (19296, 1104233), (20184, 1055652), (20301, 1049568), (20904, 1019292), (21008, 1014246), (21866, 974448), (23316, 913848), (23432, 909324), (23634, 901552), (25259, 843552), (26361, 808288), (26912, 791739), (27068, 787176), (27144, 784972), (27872, 764469), (29088, 732511), (30276, 703768), (31088, 685386), (31356, 679528), (31512, 676164), (32799, 649632), (34974, 609232), (35148, 606216), (36192, 588729), (38077, 559584), (40368, 527826), (40602, 524784), (41808, 509646), (42016, 507123), (43732, 487224), (46632, 456924), (46864, 454662), (47268, 450776), (50518, 421776), (52722, 404144), (54136, 393588), (54288, 392486), (56347, 378144), (60552, 351884), (60903, 349856), (62176, 342693), (62712, 339764), (63024, 338082), (65598, 324816), (69948, 304616), (70296, 303108), (75777, 281184), (76154, 279792), (80736, 263913), (81204, 262392), (83616, 254823), (84941, 250848), (87464, 243612), (87971, 242208), (93264, 228462), (93728, 227331), (94536, 225388), (98397, 216544), (101036, 210888), (105444, 202072), (108272, 196794), (108576, 196243), (112694, 189072), (114231, 186528), (121104, 175942), (121806, 174928), (125424, 169882), (126048, 169041), (131196, 162408), (139896, 152308), (140592, 151554)]